The article mainly focuses on the on diet being one of the causes of ADHD disorder. The author says that according to research it has been concluded that deficiency of vitamins, omega-3 fatty acids and minerals can often be a probable cause for ADHD in children and elderly people. However there is no strong evidence that proves the research, but some evidence has been discovered which proves that lack of omega-3 fatty acids, can often lead to ADHD or worsen the condition of the brain, as it directly effects human brains and eyes.